Home/Opel/Vectra/Opel Vectra A (1989-1995)/Repair manual/Diesel Engine/Technical Data Adjustment/checking Values
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Technical Data Adjustment/checking Values Opel Vectra A

Adjustment Values / Checking Values

Engine17 D, 17 DR
Valve clearanceHydraulic valve lifters
Compression kPa (bar)1850 to 3450 (18.5 to 34.5)
The difference in compression between the individual cylinders in the engine must not exceed 150 kPa (1.5 bar).
Pressure loss checkPressure loss per cylinder with engine in good condition must not be more than 25%
Idle speed rpm850 to 950
Upper idle speed rpm5400 to 5500